/*
 * 鼠标移进，显示下拉框和修改li的背景
 */
function over(id1, id2) {
	//alert(id1+id2);
	var yc = document.getElementById(id1);
	var ym = document.getElementById(id2);
	ym.style.backgroundColor = "white";
	ym.style.borderBottom = "1px white solid";
	yc.style.display = "block";
}
/*
 * 鼠标移出，隐藏下拉框和修改li的背景
 */
function out(id1, id2) {
	var yc = document.getElementById(id1);
	var ym = document.getElementById(id2);
	ym.style.backgroundColor = "#F5F5F5"
	ym.style.borderBottom = "1px #EEEEEE solid";
	yc.style.display = "none";
}
